Shaded region in terms of set notation

[mathlearn]

View attachment 6053

I'm having trouble in expressing the shaded region in set notation (Thinking)

Many Thanks :)

 

[caffeinemachine]

I'm having trouble in expressing the shaded region in set notation (Thinking)

Many Thanks :)

It's the things which are in $B$ but not in $A$. So it is $B-A$.

 

[soroban]

An equivalent statement: $$B \cap A'$$